Vasubandhu, also known as Vasumitra, was a prominent Buddhist philosopher and co-founder of the Yogachara school of Buddhism. His teachings on consciousness and perception had a significant impact on the development of Yogachara philosophy and continue to influence Buddhist thought to this day.

One of the key concepts in Vasubandhu's teachings is the idea of vijnapti-matra, or "consciousness-only." This concept holds that all phenomena, including the external world, are ultimately nothing but mental constructions of the mind. According to Vasubandhu, our perceptions and experiences are not a direct reflection of an external reality, but are instead shaped by our own consciousness.

This understanding of consciousness and perception had a profound influence on later developments in Yogachara philosophy. It laid the foundation for the school's emphasis on the mind and its role in shaping our understanding of the world. Yogachara philosophers expanded on Vasubandhu's ideas, developing a complex understanding of consciousness as a constantly changing and interconnected process.

One of the key figures in the development of Yogachara philosophy was Asanga, who was a student of Vasubandhu's brother, Asvaghosa. Asanga further elaborated on the concept of vijnapti-matra, emphasizing the importance of meditation and introspection in understanding the nature of consciousness. He also introduced the idea of the "storehouse consciousness," which holds all of our past experiences and influences our present perceptions.

Another important figure in the development of Yogachara philosophy was Dharmapala, who was a student of Asanga. Dharmapala expanded on the concept of vijnapti-matra, arguing that the mind not only constructs our perceptions, but also creates the world itself. He also introduced the concept of the "three natures," which categorizes all phenomena into three levels of reality - the imagined, the dependent, and the ultimate.

The teachings of Vasubandhu and his successors had a significant impact on the development of Yogachara philosophy, shaping its understanding of consciousness and perception. Their emphasis on the mind as the primary source of our experiences and the idea of a constantly changing reality influenced other Buddhist schools, such as the Madhyamaka and the Tathagatagarbha, as well as later schools of Indian philosophy.

In conclusion, Vasubandhu's teachings on consciousness and perception were instrumental in shaping the foundations of Yogachara philosophy. His ideas, along with those of his successors, continue to be studied and debated by Buddhist scholars and practitioners, highlighting the enduring influence of his contributions to Buddhist thought.